7 Night Round Trip from Buenos Aires on the Costa Diadema
Step aboard the Costa Diadema and prepare yourself for seven nights of refreshing travel through the sea from Buenos Aires and back!
This sailing is notable because you'll exclusively call on rare cities such as Itajai, Montevideo, and Santos. This route is a rare one for the Diadema.
This includes all meals, entertainment, taxes, and fees. No surprises!
The Costa Diadema
Over 3,700 passengers can sail on this Dream class vessel, based in South America and Europe and refurbished less than three years ago in 2023.
The Diadema Costa offers guests a roller skating rink, a gym, a jacuzzi, a casino, a spa, a solarium, and an outdoor movie theater.
Your Itinerary
This itinerary includes three port days and three days at sea. High points include visits to once-in-a-lifetime destinations like Itajai, Montevideo, and Santos.
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Outlook
Alternate Sailings
The Diadema sails this route two times this year in addition to nine times next year. This is the only ship that sails this exact route. In the accompanying graphic you can see a visualization of when this ship sails as well as the relative price for an outside cabin.
Book Your Cruise
This graph shows the price over time for each type of cabin. Since it was first listed on February 26th of this year, The cost of an outside cabin on this itinerary has ranged between $1,206 and $1,535 inclusive of taxes and port fees. Now this cruise is only $156 more expensive than the all time low of $1,206 so secure your outside stateroom now before it goes up.
Last Updated: Oct 2, 2026
Last Modified: Oct 2, 2026